How To Install Karma?

The Karama is a test runner and it use to writing and running the unit tests while developing the application and Karma runs on Node.js.

Karma works on the node.js stable versions - 0.8.x, 0.10.x and 0.12.x.

Installing Karma and plugins - The recommended approach to install Karma in your locally in the project's directory.

Install Karma -

ü npm install karma --save-dev

Install plugins that your project needs -

ü npm install karma-jasmine karma-chrome-launcher --save-dev

This will install karma, karma-jasmine and karma-chrome-launcher packages into node_modules in your current working directory and after installed save the all dependency in the package.json file.

The Command line Interface - You should install the Karma CLI globally -

ü npm install -g karma-cli

List of Karma Dependencies -

ü karma

ü karma-chrome-launcher

ü karma-cli

ü karma-coverage-istanbul-reporte

ü karma-jasmine

ü karma-jasmine-html-reporter

Install all above dependencies -

ü npm install --save-dev <all-of-the-above-dependencies>

Stayed Informed - What Is Karma? Why Use Karma In Angular?

Stayed Informed - What Is Jasmine? Why Use Jasmine In Angular?

All the dependency in the package.json looks like -

"devDependencies": {

"@angular/cli": "1.5.0",

"@angular/compiler-cli": "^5.0.0",

"@angular/language-service": "^5.0.0",

"@types/jasmine": "~2.5.53",

"@types/jasminewd2": "~2.0.2",

"@types/node": "~6.0.60",

"codelyzer": "~3.2.0",

"jasmine-core": "~2.6.2",

"jasmine-spec-reporter": "~4.1.0",

"karma": "~1.7.0",

"karma-chrome-launcher": "~2.1.1",

"karma-cli": "~1.0.1",

"karma-coverage-istanbul-reporter": "^1.2.1",

"karma-jasmine": "~1.1.0",

"karma-jasmine-html-reporter": "^0.2.2",

"protractor": "~5.1.2",

"ts-node": "~3.2.0",

"tslint": "~5.7.0",

"typescript": "~2.4.2"

}

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By Anil Singh | Rating of this article (*****)

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